Exodus 40:6 And thou shalt set the altar of the burnt offering before the door of the tabernacle of the tent of the congregation. 10 I MC VC

Leviticus 3:2 And he shall lay his hand upon the head of his offering, and kill it at the door of the tabernacle of the congregation: and Aaron’s sons the priests shall sprinkle the blood upon the altar round about. 10 I MC VC